baber/WOPTO huggingface dataset:
Patent JP-2021162348-A (JP)
Title: Inspection method and inspection device for columnar honeycomb structure made of ceramic
Inventor: TERAHAI Takafumi
IPC: G01B11/30
Filed: 2020-03-30
Abstract: To provide an inspection method with which it is possible to quickly inspect the presence of minute defects on side faces of a columnar honeycomb structure made of ceramic.SOLUTION: Provided is an inspection method for a columnar honeycomb structure, including: a step for placing a columnar honeycomb structure made of ceramic a first bottom face up, so that a distance between the center of gravity of the first bottom face and the revolving shaft of a rotary stage 510 is 0.5 mm or less; a step for irradiating a side face of the columnar honeycomb structure placed on the rotary stage with light of 300 to 500 nm in wavelength; a step for adjusting the depth of field of a line sensor camera 530 whose pixel resolution is 1 to 25 μm/pixel to 0.5 to 5 mm and repeatedly photographing reflected light from the side face with the line sensor camera while rotating the columnar honeycomb structure around the revolving shaft while the side face is being irradiated with the light; a step for generating an inspection image of the whole of the side face; and a step for determining the presence of defects on the side face on the basis of the inspection image.SELECTED DRAWING: Figure 5
Patent JP-2021163863-A (JP)
Title: Solid electrolytic capacitor, and conductive polymer fluid dispersion and production method thereof
Inventor: KAWAI YOSHIKI
IPC: C08L101/12
Filed: 2020-03-31
Abstract: To provide a solid electrolytic capacitor which is low ESR in an RF region, and a fluid dispersion which enables the materialization of the solid electrolytic capacitor.SOLUTION: A conductive polymer fluid dispersion comprises a conjugated polymer, borodisalcylic acid, and polystyrene sulfonic acid. The fluid dispersion is impregnated in a capacitor element in which a piece of anode foil and a piece of cathode foil are opposed to each other. An electrolyte layer formed in the capacitor element contains the conjugated polymer, borodisalcylic acid and polystyrene sulfonic acid.SELECTED DRAWING: None
Patent JP-2021164364-A (JP)
Title: Motor controller
Inventor: NIWA TOMOHIRO
IPC: H02P25/22
Filed: 2020-04-02
Abstract: To provide a motor controller capable of accurately estimating a temperature of a protection object.SOLUTION: A steering controller 1 calculates estimated temperatures of a first coil group 42, a first drive circuit 52, and a first smoothing capacitor 56 on the basis of board temperatures Teb1a, Teb1b, an active change temperature caused by energization to a first energization system, and a passive change temperature caused by energization to a second energization system. The steering controller 1 also calculates estimated temperatures of a second coil group 43, a second drive circuit 62, and a second smoothing capacitor 66 on the basis of board temperatures Teb2a, Teb2b, an active change temperature caused by energization to the second energization system, and a passive change temperature caused by energization to the first energization system.SELECTED DRAWING: Figure 2
Patent JP-2021166154-A (JP)
Title: Bus bar module
Inventor: DOI MASAMICHI
IPC: H01M50/20
Filed: 2020-04-07
Abstract: To provide a bus bar module which allows improvement in routing workability of an electric wire while enabling size reduction.SOLUTION: An electric wire routing groove 40 has: connection-end housing parts 41, each having a recessed shape, which can house connection ends 57a of electric wires 57 electrically connected to bus bars 50; a housing part cover 42 which is provided on each of the connection-end housing parts 41 such that it can be opened and closed, and which covers an upper portion of each of the connection-end housing parts 41; and an electric wire lead-out part 45 which is provided on an electric wire routing direction X side of each of the connection-end housing parts 41, and from which each of the electric wires 57 having its connection end 57a housed in the connection-end housing part 41 is led out. The upper portion, of each of the connection-end housing parts 41, covered with the housing part cover 42 serves as a routing path 44 for passing the electric wire 57 led out from the connection-end housing part 41 located on the opposite side to the electric wire routing direction X.SELECTED DRAWING: Figure 4
Patent JP-2021165249-A (JP)
Title: Method for producing methylammonium lead halide perovskite quantum dot
Inventor: MASUDA TAIZO
IPC: B82Y40/00
Filed: 2020-04-08
Abstract: To provide a method for producing methylammonium lead halide perovskite quantum dots having high luminous efficiency and high durability.SOLUTION: A method of the present disclosure for producing methylammonium lead halide perovskite quantum dots includes: providing a Pb-oleic acid solution containing a Pb source that is soluble in oleic acid, oleic acid, and a non-polar solvent; providing a methylammonium-oleic acid solution containing methylammonium acetate and oleic acid; providing a reaction solution of tetrabutylammonium halide and oleylamine; and mixing the Pb-oleic acid solution, the methylammonium-oleic acid solution, and the reaction solution.SELECTED DRAWING: Figure 3
Patent JP-2021167182-A (JP)
Title: Dolly
Inventor: AKI KAZUHIRO
IPC: B62B3/02
Filed: 2020-04-13
Abstract: To provide a dolly that is able to further improve usability.SOLUTION: A dolly 1A includes a base dolly 10 and an attachment 30. The base dolly 10 has: a dolly body 12; and a plurality of wheels 14 provided on one surface 18 of the dolly body 12. The attachment 30 has: a first attachment body 32 having a base contact surface 33 that is brought into contact with the other surface 16 the back of which faces the back of the one surface 18 of the dolly body 12, and that is attachable to and detachable from the dolly body 12; and function imparting bodies 34, 36, each of which is fixed to the first attachment body 32 and has a contact area 37 that can be brought into contact with a work piece.SELECTED DRAWING: Figure 5
Patent JP-2021174180-A (JP)
Title: Transition learning system
Inventor: KANEKO TOMOHIRO
IPC: B60W60/00
Filed: 2020-04-23
Abstract: To provide a transition learning system capable of reducing the amount of data transmitted and received for transition learning.SOLUTION: A transition learning system comprises a learning device 4 for structuring a transition learning model for an unlearnt vehicle 2, the learning device 4 comprises a layer specification unit 12 which specifies a layer needed to structure a transition learning model for the unlearnt vehicle 2 among layers of neural networks of machine learning models stored in a machine-learnt vehicle 1, and a data request unit which requests the machine-learnt vehicle 1 to transmit parameters of the layer specified by the layer specification unit 12 from the machine-learnt vehicle 1 to the learning device 4, and the machine-learnt vehicle 1 comprises a data transmission unit 15 which transmits the parameters requested by the data request unit to the learning device 4.SELECTED DRAWING: Figure 1
Patent JP-2021171884-A (JP)
Title: Workpiece processing method
Inventor: SUGIMOTO OSAMU
IPC: B23Q3/02
Filed: 2020-04-27
Abstract: To provide a workpiece processing method capable of processing a workpiece with high accuracy.SOLUTION: In a workpiece processing method for processing a workpiece 1, a workpiece installation plate 3 is arranged on an installation surface 2a of an installation base 2, then workpiece installation processing for installing the workpiece 1 on a surface of the workpiece installation plate 3 is performed, the workpiece 1 is fixed to the workpiece installation plate 3 by a workpiece installation processing part 4 formed by the workpiece installation processing, and then a surface of the workpiece 1 is appropriately processed.SELECTED DRAWING: Figure 5
Patent JP-2021172776-A (JP)
Title: Solid catalyst component for polymerizing olefins and manufacturing method thereof, catalyst for polymerizing olefins and manufacturing method thereof and manufacturing method of polymer of olefins
Inventor: HOSAKA MOTOKI
IPC: C08F4/654
Filed: 2020-04-28
Abstract: To provide a solid catalyst component for polymerizing olefins that properly suppresses degradation of polymerization activity per unit time without using phthalic acid ester when supplied to polymerization of olefins and can improve dehydration efficiency and can readily prepare polymer of olefins in which a content ratio of remaining volatile organic compound is largely reduced in a short time.SOLUTION: A solid catalyst component for polymerizing olefins contains magnesium, titanium, halogen and 1,3-diether compound, in which the ratio of the 1,3-diether compound contained in the solid catalyst component for polymerizing olefins is 2.50 to 15.00 mass%, and the specific surface area of the solid catalyst component for polymerizing olefins is 250 m2/g or larger.SELECTED DRAWING: None
Patent JP-2021176380-A (JP)
Title: Multi-piece solid golf ball
Inventor: WATANABE HIDEO
IPC: A63B37/00
Filed: 2020-05-07
Abstract: To provide a golf ball that enables intermediate- and advanced-level golfers to achieve superior carry on driver shots and on iron shots and to have a soft yet good feel at impact.SOLUTION: A golf ball G comprises a core 1, an envelope layer 2, an intermediate layer 3, and a cover 4. The golf ball has a (core 1 diameter)/(ball diameter) value falling within a particular range, and a specific core hardness distribution. The hardness relationships among the core 1 center hardness and surface hardness, the envelope layer-covered sphere surface hardness, the intermediate layer-covered sphere surface hardness and the ball surface hardness, where the surface hardness refers to the Shore C hardness, satisfy expression (1), (core surface hardness)<(envelope layer-covered sphere surface hardness)<(intermediate layer-covered sphere surface hardness)>(ball surface hardness), expression (2), (envelope layer-covered sphere surface hardness)-(core center hardness)≥28, and expression (3), (cover thickness)<(intermediate layer thickness).SELECTED DRAWING: Figure 1
Patent JP-2021177350-A (JP)
Title: Gas flow rate analysis method
Inventor: SUGAI KIYOSHI
IPC: G06F30/18
Filed: 2020-05-08
Abstract: To provide a gas flow rate analysis method for obtaining the gas pressure in multiple tanks subordinately connected with gas pipelines of a dual system or less and obtaining the flow rate of the gas flowing through the gas pipelines.SOLUTION: A gas flow rate analysis method for obtaining the gas pressure in multiple tanks and the flow rate of the gas flowing through gas pipelines, includes: a step of obtaining the gas pressure P in the tank from PV=XM×RC×T (P; pressure, V; tank volume, XM; gas quantity, RC; gas-specific constant, and T; gas temperature), and obtaining the flow rate of the gas flowing through the gas pipeline connecting tanks 1 and 2 from Flow rate=Flow coefficient×SQRT ((gas pressure in tank 1)2 - (gas pressure in tank 2)2); a step of obtaining, at each predetermined calculation time (Δt), the gas quantity XM of the tank connecting the gas pipelines from the change in the flow rate of the gas flowing in the gas pipelines, and obtaining the gas pressure in the multiple tanks; and a step of setting the opening of an actuator provided in some of the gas pipelines.SELECTED DRAWING: Figure 2-1
Patent JP-2020122651-A (JP)
Title: Water supply/drain unit and solar heat utilization system
Inventor: KUROYASU KATSURO
IPC: F24H1/18
Filed: 2020-05-15
Abstract: To provide a water supply/drain unit compactly unitized and easy to use, and a solar heat utilization system.SOLUTION: A water supply/drain unit 20 is used in a solar heat utilization system comprising a heat collector 10 for increasing a temperature of water with solar heat, and a hot water storage unit 30 for storing water heated by the heat collector 10, and is housed in one case separate from the heat collector 10 and the hot water storage unit 30. The water supply/drain unit 20 comprises a heat collection pump 24 for supplying water to the heat collector 10, a connection supply pipe 20a for supplying water to the heat collector 10 from the hot water storage unit 30, and a drain valve 25 for draining water from the connection supply pipe 20a.SELECTED DRAWING: Figure 1
Patent JP-2021179571-A (JP)
Title: Display
Inventor: IKEDA MASANOBU
IPC: G09G3/32
Filed: 2020-05-15
Abstract: To provide a display that reduces reduction in long-term reliability.SOLUTION: A display has: a first LED chip that is included in one sub-pixel of a plurality of sub-pixels and emits light with first luminous intensity L1; a second LED chip that is included in one sub-pixel and emits light with second luminous intensity L2; first wiring that supplies a first voltage to the first LED chip; and second wiring that supplies a second voltage to the second LED chip. The first luminous intensity L1 of the first LED chip is calculated on the basis of a formula (1) by using a chip area S1 and luminance EQEL1 of the first LED chip. The second luminous intensity L2 of the second LED chip is calculated on the basis of a formula (2) by using a chip area S2 and luminance EQEL2 of the second LED chip. The chip area S1 is a factorial multiple of 2 of the chip area 2, and the first voltage is different from the second voltage.SELECTED DRAWING: Figure 3
Patent JP-2021189511-A (JP)
Title: Presentation device
Inventor: IZUMISAWA TAKUYA
IPC: G06Q10/06
Filed: 2020-05-26
Abstract: To provide a presentation device 10 capable of presenting a member suitable for executing a project to a user.SOLUTION: The presentation device 10 according to the present invention receives input of important keywords related to a project from a user, acquires communication history information for each employee, calculates a first parameter by counting the number of first history information that is communication history information included in the important keywords in a communication content for each employee, determines a person who has a relatively large first parameter as a main member among a plurality of members, calculates a second parameter by counting the number of second history information that is the communication history information whose communication destination is the main member and that includes the important keywords in the communication content, and determines a person who has a relatively large second parameter from among a plurality of employees depending on the number of employees necessary for the project in descending order as a project member.SELECTED DRAWING: Figure 2
Patent JP-2021096454-A (JP)
Title: Light source module
Inventor: OCHIAI TAKAHIDE
IPC: G02B26/00
Filed: 2020-05-26
Abstract: To provide a light source module capable of enhancing spacial uniformity of output light.SOLUTION: A light source module 1 includes: a light source 2; an optical fiber 3 that guides light L1 output from the light source 2; a pair of holding members 4 for holding both ends of a first portion 31 so that the first portion 31 of the optical fiber 3 extends linearly; a first vibration portion 5 that vibrates the first portion 31 along a first direction D1 crossing an extending direction A of the first portion 31; and a second vibration portion 6 that vibrates the first portion 31 along a second direction D2 crossing the extending direction A and different from the first direction D1.SELECTED DRAWING: Figure 1
Patent JP-2021189042-A (JP)
Title: Nuclear power plant
Inventor: HOSOI HIDEAKI
IPC: G21C9/004
Filed: 2020-05-29
Abstract: To prevent the inside of a reactor containment vessel from being in an overpressure state even when a coolant loss accident occurs.SOLUTION: A nuclear power plant 1000 comprises: a reactor containment vessel 3 storing a reactor pressure vessel 4; a steam turbine (a high pressure turbine 10) driven by receiving the supply of steam formed inside the reactor pressure vessel 4; main steam piping 7 connecting the reactor pressure vessel 4 and the steam turbine; a main condenser 14 condensing steam exhausted from the steam turbine; turbine bypass piping 19 connecting the main steam piping 7 and the main condenser 14; a condensate pump 17a and water supply piping 18 returning water formed by the main condenser 14 to the reactor pressure vessel 4; and steam evacuation piping 101 connecting the reactor containment vessel 3 and the main condenser 14 or connecting the reactor containment vessel 3 and the turbine bypass piping 19. The vapor evacuation piping includes one or more valves (sealing valves 110).SELECTED DRAWING: Figure 1
Patent JP-2021189870-A (JP)
Title: Semiconductor device
Inventor: NISHIYAMA RYUICHI
IPC: G06F1/04
Filed: 2020-06-02
Abstract: To provide a semiconductor device capable of suppressing degradation of performance due to lower clock frequency.SOLUTION: The semiconductor device includes multiple processor cores each operating with a common power supply. Each of the multiple processor cores has a clock control circuit that is configured so as to, when detecting a voltage drop of power supply to the own processor core, decrease the own clock frequency used by the own processor core, and adjust the speed to raise the own clock frequency depending on the power supply voltage status or clock frequency status of the other processor core of the multiple processor cores.SELECTED DRAWING: Figure 9
Patent JP-2021179059-A (JP)
Title: Cool feeling sheet for mask
Inventor: ENOMOTO TAKAKO
IPC: A62B18/02
Filed: 2020-05-11
Abstract: To provide a mask that can be used comfortably during high temperature, high humidity summer to solve such a problem as mask use during summer significantly increases discomfort due to the increase in temperature and humidity inside the mask because of the ambient temperature and the heat of the breathing air.SOLUTION: When wearing a mask, a cool feeling sheet made of cool feeling material with a slit around its center is attached to a face overlapping the mask, and breathing air discharged from the wearer's mouth and nose enters a space formed by the mask and the cool feeling sheet through the slit and gets cooled, enabling a structure where the warmth of the breathing air does not fill up inside the mask.SELECTED DRAWING: Figure 1
Patent JP-2021194246-A (JP)
Title: Slide stacking chair
Inventor: KITAOKA HIDENORI
IPC: A47C3/04
Filed: 2020-06-15
Abstract: To provide a slide stacking chair configured to shorten a stacking pitch by improving support strength of a seat in the slide stacking chair.SOLUTION: A rotating shaft stay 9 for rotatably holding a seat, and a seat receiving stay 10 are fixed between inner surfaces of a seat frame 5 for connecting the upper parts of front legs 2 and rear legs 3. The seat receiving stay includes a seat receiving stay fixing part 14 fixed to the seat frame at a position forward of the rotating shaft stay, an oblique part 15 extending obliquely inward from the fixing part 14 to the downward of an oblique front part, and a seat support part 16 laterally extending from a tip end of the oblique part. In a seated state where the front portion of the seat is supported by the seat support part 16, when another chair is stacked in the longitudinal direction, rear legs of the other chair inserted into the seat frame enter a receiving space 20 formed between the oblique part and the seat frame.SELECTED DRAWING: Figure 3
Patent JP-2021197843-A (JP)
Title: motor
Inventor: SAKAMOTO HIRONOBU
IPC: H02K1/32
Filed: 2020-06-16
Abstract: To prevent a refrigerant from flowing back through a flow path in a stator core and entering an air gap between a rotor and the stator core.SOLUTION: A refrigerant flow path 26 in a motor 10 includes a first flow path in a rotor which extends in the radial direction of a rotating shaft and opens to the outer peripheral surface, and a flow path 41 inside the stator core that extends in the radial direction of the stator core 16 and opens to the inner peripheral surface and the outer peripheral surface. A refrigerant R1 flows from the first flow path in the rotor to the flow path 41 in the stator core, and flows out from an outer opening 41a in the radial direction. The flow path 41 in the stator core is provided with a throttle portion 42 in which the cross-sectional area of the flow path becomes smaller toward the outside in the radial direction. The stator core 16 is provided with a regulatory wall 44 that regulates a refrigerant R2 that protrudes outward from the opening 41a in the radial direction and is outside the stator core 16 in the same direction and around the opening 41a from flowing into the opening 41a.SELECTED DRAWING: Figure 5
Patent JP-2021195286-A (JP)
Title: Nozzle for irregular shaped cross section glass fiber, and method of manufacturing irregular shaped cross section glass fiber
Inventor: MATSUURA ZEN
IPC: C03B37/083
Filed: 2020-06-16
Abstract: To allow manufacturing of a fiber with a high oblateness upon manufacturing an irregular shaped cross section glass fiber.SOLUTION: Provided is a flat nozzle hole 6 having an inflow port 6a and an outflow port 6b of a molten glass 2. A wall part surrounding the nozzle hole 6 has a pair of short wall parts 12 facing each other in a major axis direction of the nozzle hole 6 and a pair of long wall parts 11 facing each other in a minor axis direction, and in a nozzle 8 for an irregular shaped cross section glass fiber to manufacture an irregular shaped cross section glass fiber 2f from the molten glass 2 flowed out from the nozzle hole 6, when the nozzle hole 6 is viewed from the outflow port 6b side, the average width of a bottom wall surface 12b of the short wall part 12 is wider than the average width of a bottom wall surface 11b of the long wall part 11.SELECTED DRAWING: Figure 4
Patent JP-2020146554-A (JP)
Title: Game machine
Inventor: OKAMURA GEN
IPC: A63F7/02
Filed: 2020-06-17
Abstract: To provide a game machine capable of suppressing giving a sense of unease to a player for every jackpot occurrence.SOLUTION: When one game ball entered a ball entry hole arrives at distribution means, arrival of a game ball entered the ball entry hole after the game ball entered the ball entry hole to the distribution means, is limited by limit means in at least in a ball entry permission state. Therefore, such a situation in which, two or more game balls are distributed to a first region or to a second region by the distribution means in once distribution by the distribution means, can be suppressed. Therefore, such a situation in which, a plurality of game balls are distributed to different regions in once distribution for causing an operation error on the game machine, can be suppressed.SELECTED DRAWING: Figure 1
Patent JP-2021195614-A (JP)
Title: Production method of metal product
Inventor: MATSUMOTO SHUN
IPC: B22F3/10
Filed: 2020-06-18
Abstract: To provide a production method of a metal product which is excellent in dimensional accuracy.SOLUTION: A production method of a metal product comprises a step for performing heat treatment to a molded body including metal powder, for acquiring a sintered body, the heat treatment is performed in a state of arranging the molded body on a member which adjusts a dimensional change rate of the molded body.SELECTED DRAWING: Figure 1
Patent JP-2022011250-A (JP)
Title: Game machine
Inventor: MATSUTANI NOBUYUKI
IPC: A63F7/02
Filed: 2020-06-30
Abstract: To provide a game machine capable of suitably executing processing by control means.SOLUTION: Various kinds of processes executed by a main-side MPU 82 include a specific control process and a non-specific control process. A main-side RAM 84 includes a work area for specific control and a stack area for specific control utilized in execution of a specific control process, and includes a work area for non-specific control and a stack area for non-specific control utilized in execution of a non-specific control process. An unused area exists between the work area for specific control and the stack area for specific control in the address of the main-side RAM 84. When a RAM clearing process is executed by the main-side MPU 82, a clearing process is executed to the work area for specific control and the stack area for specific control while including the unused area.SELECTED DRAWING: Figure 6